Bearing Designation

Boundary Dimensions

BasicLoadRating

Shaft

d

D

B

C

d1

rs

As yoke type track rollers

Diameter

Dynamic

Static

 Cw

 Cow

Limiting Speed

mm

Without IR

With IR

mm

min

N

rpm

52

NATR 25

NATR 25 PP

25

52

25

24

42

1

21200

38000

15400

26500

3600

NATV 25

NATV 25 PP

25

52

25

24

42

1

31000

72000

20500

44000

2100

62

NATR 30

NATR 30 PP

30

62

29

28

51

1

34000

59000

23600

38500

2600

NATV 30

NATV 30 PP

30

62

29

28

51

1

48500

108000

30500

63000

1700

72

NATR 35

NATR 35 PP

35

72

29

28

58

1.1

37000

69000

25500

44500

2000

NATV 35

NATV 35 PP

35

72

29

28

58

1.1

53000

127000

33000

73000

1400

80

NATR 40

NATR 40 PP

40

80

32

30

66

1.1

49000

94000

33000

59000

1700

NATV 40

NATV 40 PP

40

80

32

30

66

1.1

66000

159000

41000

90000

1300

85

NATR 45

NATR 45 PP

45

85

32

30

72

1.1

51000

101000

32500

59000

1500

90

NATR 50

NATR 50 PP

50

90

32

30

76

1.1

52000

108000

32000

59000

1300

NATV 50

NATV 50 PP

50

90

32

30

76

1.1

72000

191000

40500

93000

1000